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Wael Hammad Questions
10601 Questions
In a resting heart pumping 5 litres of blood per minute, the average aortic blood pressure is 13.3 kPa. Suppose arterial blood pressure falls to 3.3 kPa at the start of a capillary that is 50 cm from the heart. What is the pressure gradient along the path from heart to capillary?
Medicine
2022-10-18
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153
Consider an arteriole that is 50 cm distant from the aorta. If blood pressure in the aorta is 130 mmHg and in the arteriole is 30 mmHg, what is the pressure GRADIENT between the two?
Medicine
2022-10-18
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104
Given that a healthy resting blood pressure may be stated as 16/10.6 (in units of kPa). What would the reading on the pressure gauge of a sphygmomanometer that was measuring blood pressure in the posterior tibial artery of a standing patient be closest to?
Medicine
2022-10-18
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A systolic blood pressure which is stated as 16 kPa (120 mmHg) means that the pressure in the arterial blood is:
Medicine
2022-10-18
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Suppose that a person who is standing still, has a mean arterial pressure in the aorta of 13 kPa (98 mmHg). The blood pressure at the start of the arterioles of the feet will be:
Medicine
2022-10-18
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100
As a result of the pumping action of the heart, we are able to feel pulsations in our superficial arteries (e.g. the radial pulse). This effect is an example of which of the following?
Medicine
2022-10-18
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If a blood pressure is stated as 16 over 10.6 (in units of kilopascals) this means:
Medicine
2022-10-18
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If the blood pressure at the arterial end of a blood capillary is 4000 Pa (30 mmHg) and at the venule end of the capillary is 2000 Pa (15 mmHg), and the capillary has a length of 1 mm, what will the pressure gradient in the capillary be?
Medicine
2022-10-18
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According to Poiseuille’s law of fluid flow, the volume flow rate, V, is proportional to radius to the fourth power. What would happen to the volume flow rate of blood if the diameter of an artery decreased to 20 % (1/5) of its original diameter? V would:
Medicine
2022-10-18
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When “colloid osmotic pressure” is used in relation to the blood. What is being referred to?
Medicine
2022-10-18
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328
Complete the following sentence. When standing, the arterial blood pressure in the feet is:
Medicine
2022-10-18
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103
If mean arterial pressure is kept constant while a small artery changes its radius from 1 mm to 2 mm, what will happen?
Medicine
2022-10-18
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113
Say a diastolic blood pressure reading was 80 mm Hg. This is consistent with which one of the following statements?
Medicine
2022-10-18
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